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The Chinese sturgeon (Acipenser sinensis; Chinese: 中華鱘; pinyin: zhōnghuá xún) is a critically endangered member of the family Acipenseridae in the order Acipenseriformes. Historically, this anadromous fish was found in China, Japan, and the Korean Peninsula , but it has been extirpated from Korea, Japan, and most regions in China due ...
In no way is it threatened or endangered." The two-week sturgeon spearing season is responsible for an estimated $3.5 million economic impact and sturgeon conservation is a major part in the over ...
Dabry's sturgeon (Acipenser dabryanus), also known as the Yangtze sturgeon, Changjiang sturgeon and river sturgeon, is a species of fish in the sturgeon family, Acipenseridae. [5] It is endemic to China and today restricted to the Yangtze River basin, [ 1 ] but was also recorded from the Yellow River basin in the past.
The Amu Darya sturgeon feeds on small fish and aquatic insect larvae, with large individuals being mostly piscivorous. [1] [5]Studies in the 1960s and 1970s showed that Amu Darya sturgeon reach maturity when 5–8 years old (slightly later in females than males), but in the 1990s the youngest mature individuals only were 4 years old, possibly due to environmental changes in their habitat. [7]
The two-week sturgeon spearing season is responsible for an estimated $3.5 million economic impact and sturgeon conservation is a major part in the over $200 million annual impact fishing brings ...
The federal agency denied listing lake sturgeons as threatened or endangered anywhere in the country. It documented a great deal of successful conservation work in Minnesota and elsewhere.
Sturgeons are quite a durable species and can survive some of the most altered and polluted rivers in the world. [15] Historically, beluga sturgeon were found in the Caspian Sea, Black Sea, Adriatic Sea, Sea of Azov, and all rivers interconnecting these waterways. Unfortunately, this range has been greatly reduced in modern times to the Caspian ...
The Russian sturgeon (Acipenser gueldenstaedtii), also known as the diamond sturgeon or Danube sturgeon, is a species of fish in the family Acipenseridae. It is found in Azerbaijan, Bulgaria, Georgia, Iran, Kazakhstan, Romania, Russia, Turkey, Turkmenistan, and Ukraine. It is also found in the Caspian Sea. This fish can grow up to about 235 cm ...